ucar.nc2.iosp.grads.GradsTimeStruct Maven / Gradle / Ivy
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/*
* Copyright (c) 1998-2018 John Caron and University Corporation for Atmospheric Research/Unidata
* See LICENSE for license information.
*/
package ucar.nc2.iosp.grads;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;
/**
* A class to hold a GrADS time structure. The full time spec is:
*
* HH:mm'Z'ddMMMyyyy (e.g. 12:04Z05Mar2011)
*
* @author Don Murray CU-CIRES
*/
public class GradsTimeStruct {
/** months */
public static final String[] months = {
"jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
"nov", "dec"
};
/** year field */
int year = 0;
/** month field (1 based) */
int month = 0;
/** day field */
int day = 0;
/** hour field */
int hour = 0;
/** minute field */
int minute = 0;
/** julian day field */
int jday = 0;
/**
* Create a new time structure
*/
public GradsTimeStruct() {}
/**
* Get a String representation of this object
*
* @return the GrADS time specification
*/
public String toString() {
return String.format("%02d:%02dZ%02d%s%d", hour, minute, day,
months[month - 1], year);
}
/**
* Return this as a java Date object
*
* @return the corresponding Date
*/
public Date getDate() {
Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.MONTH, month - 1); // MONTH is zero based
calendar.set(Calendar.DAY_OF_MONTH, day);
calendar.set(Calendar.HOUR_OF_DAY, hour);
calendar.set(Calendar.MINUTE, minute);
calendar.set(Calendar.SECOND, 0);
calendar.set(Calendar.MILLISECOND, 0);
return calendar.getTime();
}
}